Can someone help explain these problems 13. Describe at least four major anatomical transitions that occurred as ancestr

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Can someone help explain these problems 13. Describe at least four major anatomical transitions that occurred as ancestr

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Can someone help explain these problems
13. Describe at least four major anatomical transitions that occurred as ancestral cetaceans transitioned from land into the sea.
14. We have several hypotheses for why cetaceans undergo mass strandings. These include sickness, navigational error, geographical features, presence of predators, extreme weather, testing of navy sonar, and warmer sea surface temperatures. Given what you know about the evolutionary history of cetaceans, why do you think they beach themselves when distressed?
15. Relative to body size, dolphin brains are the second largest (after humans). Why?
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